KLUSON - KCDFL-6B-C - 6 In Line Locking Contemporary Diecast Series 2 Pin Tuning Machines - chrome

Button Shaft Diameter = 3.7mm round sides / 2.9mm flat sides of the shaf
Peg Hole requirement= 25/64 in. (10mm)
Gear Ratio= 19:1
Bushing Type= Hex Head screw-in bushing
Footprint= 57/64 in (22.65mm) X 21/32 in. (16.8mm)
Mounting Hole Size Requirement for pins= 3/32 in (2.41mm) bit
Collar Diameter= 25/64 in. (9.95mm)
Collar Depth= 3/8 in. (9.68mm)
Post Height from housing back= 1 1/16 in. (26.87mm) including dome top
String Thru location= 29/32 in. from back of housing to hole ctr.
Button Shaft length from Housing to button= 13/32 in. (10.3mm)
Overall Button Shaft Length including Button= 15/16 in. (24mm)
Locking Knob Height= 15/64 in. (6mm)
Locking Knob Diameter= 5/8 in. (16mm)